Portrait of a Woman

1855–1865

Medium: ambrotype
Dimensions: image (visible): 6.7 × 5.6 cm (2 5/8 × 2 3/16 in.) mat: 7.7 × 6.5 cm (3 1/16 × 2 9/16 in.) case: 9.2 × 8 × 1 cm (3 5/8 × 3 1/8 × 3/8 in.)
Genre: Photograph
Museum: National Gallery of Art, Washington, DC, US